A self- tapping screw is a screw which can tap its own hole as it is driven into the material. Tapping , Drilling, and Wood Screw Assortments Drilling Screw Assortments for Metal Drilling screws save you time and effort by drilling their own holes and fastening metal up to 0.500 thick in a … Tapping Screw Assortments for Sheet Metal Fasten sheet metal up to 0.200 thick.

Tapping screw definition is - a hardened screw that cuts threads in the pieces it secures and that is used in materials which would otherwise require a separate tapping operation or the use of a nut. a hardened screw that cuts threads in the pieces it secures and that is used in materials which would otherwise require a separate tapping … The two types of self- tapping screws are thread-forming and thread-cutting. Thread-forming screws are meant for plastic, deforming the material as the screw enters. Although thread-forming screws remain in the material more tightly, there is a risk of over-tightening the screw , which could cause the material to break under pressure. Worldwide supplier of industiral fasteners offering self tapping screws and fasteners.

A self- tapping screw is a type of screw that taps and threads its own hole as it is installed. Different tapping styles are used with different materials. For example, self- tapping screws for metal utilize a gap in the continuity of the thread, which generates a flute and a cutting edge similar to those on a standard tap ; self-